Combined bathtub and shower stall



FIG. 1 is a top front perspective view of a combined bathtub and showerstall showing my new design;

FIG. 2 is a top plan view thereof; and,

FIG. 3 is a front elevational view thereof of the combined bathtub andshower stall showing my new design.

The ornamental design for a combined bathtub and shower stall, as shownand described.